CVE-2019-20531 Memory corruption in n/a

High 7.1 Published 24 Mar 2020 Updated 5 Aug 2024

Out-of-bounds read in Samsung mobile Wi-Fi kernel drivers allows attackers to disclose sensitive information or cause denial of service.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-20531?

CVE-2019-20531 is a high-severity memory corruption vulnerability in Google Android, published on 24 Mar 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An issue was discovered on Samsung mobile devices with P(9.0) (Exynos chipsets) software. The Wi-Fi kernel drivers have an out-of-bounds Read. The Samsung IDs are SVE-2019-15692, SVE-2019-15693 (December 2019).

Weakness: CWE-125

Which versions are affected by CVE-2019-20531?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2019-20531?

No fix has been published for CVE-2019-20531 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2019-20531 being exploited?

There is no known exploitation of CVE-2019-20531 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-gr83-2rg9-xrf2.